Iowa County, Iowa
As of the census of 2000, there were 15671 people in the county, organized into 6163 households, and 4300 families living in the county. The population density was 26.7 people per square mile (10.31/kmē), it is the 54th most densely populated county in the U.S. state of Iowa. There were 6545 housing units at an average density of 11.2 per square mile (4.32/kmē). The average household size was 2.5 persons, and the average family size was 3.03 persons. In the county the population was spread out, with 26.4% under the age of 18, 6.3% from 18 to 24, 27.8% from 25 to 44, 22.4% from 45 to 64, and 17.1% who were 65 or older. For every 100 males there were 105.3 females. For every 100 males age 18 and over, there were 107.4 females. According to July 2008 Census Bureau estimates, the population of the county is 15877, The racial or ethnic makeup of the county was 15665 White, 55 Black or African American, 19 American Indian, 62 Asian, 4 Native Hawaiian, and 72 from two or more races.
The median income for a household in the county was $41222, it is the 14th wealthiest county in terms of median household income. The median income for a family in the county was $48946, it is the 15th highest county by median family income in the U.S. state of Iowa. The per capita income for the county was $18884, it would be the 27th highest county by per capita income in the U.S. state of Iowa.
In 2000, 3952 pupils and students, of which 1937 are male and 2015 are female, 25.22% of the total population, are in the education system. Of which, total enrollment of student are in, 263 nursery or pri school, 240 kindergarten, 1978 elementary school, 981 high school and 490 College graduate school.
| Rank | City | County | Total Area mi2 | Land Area mi2 | Water Area mi2 | Population | Density mi2 | Per capita Income | House hold Income |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Ladora City | Iowa County | 0.31 | 0.31 | 0 | 287 | 937.8 | 15888 | 36875 |
| 2 | Marengo City | Iowa County | 2.16 | 2.09 | 0.06 | 2535 | 1210.5 | 17425 | 36509 |
| 3 | Millersburg City | Iowa County | 0.13 | 0.13 | 0 | 184 | 1463.4 | 18233 | 37500 |
| 4 | North English City | Iowa County, Keokuk County | 0.56 | 0.56 | 0 | 991 | 1784.2 | 16158 | 32639 |
| 5 | Parnell City | Iowa County | 0.17 | 0.17 | 0 | 220 | 1267.8 | 19293 | 36667 |
| 6 | Victor City | Iowa County, Poweshiek County | 0.47 | 0.47 | 0 | 952 | 2010.6 | 18837 | 38542 |
| 7 | Williamsburg City | Iowa County | 3.15 | 3.15 | 0.01 | 2622 | 833.4 | 19712 | 36528 |
| Year | Population |
|---|---|
| April 2000 census | 15671 |
| April 2000 Estimate | 15671 |
| July 2000 Estimate | 15708 |
| July 2001 Estimate | 15784 |
| July 2002 Estimate | 15762 |
| July 2003 Estimate | 15836 |
| July 2004 Estimate | 15812 |
| July 2005 Estimate | 15925 |
| July 2006 Estimate | 15957 |
| July 2007 Estimate | 15860 |
| July 2008 Estimate | 15877 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 130 | 133 | 263 |
| Kindergarten | 138 | 102 | 240 |
| Elementary school | 973 | 1005 | 1978 |
| High school | 496 | 485 | 981 |
| College or graduate school | 200 | 290 | 490 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Iowa County, Iowa | $41222 | $48946 | $18884 |
| Iowa, United States | $39469 | $48005 | $19674 |
| United States | $41994 | $50046 | $21587 |